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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ash/common/shelf/shelf_controller.h" | |
| 6 | |
| 7 #include "ash/common/shelf/shelf_item_delegate.h" | |
| 8 #include "ash/common/shelf/wm_shelf.h" | |
| 9 #include "ash/common/wm_shell.h" | |
| 10 #include "ash/common/wm_window.h" | |
| 11 #include "ash/root_window_controller.h" | |
| 12 #include "ash/shell.h" | |
| 13 #include "base/strings/utf_string_conversions.h" | |
| 14 #include "ui/base/models/simple_menu_model.h" | |
| 15 #include "ui/base/resource/resource_bundle.h" | |
| 16 #include "ui/display/display.h" | |
| 17 #include "ui/display/screen.h" | |
| 18 #include "ui/gfx/image/image_skia.h" | |
| 19 #include "ui/resources/grit/ui_resources.h" | |
| 20 | |
| 21 namespace ash { | |
| 22 | |
| 23 namespace { | |
| 24 | |
| 25 // A ShelfItemDelegate used for pinned items in mash. | |
| 26 // TODO(mash): Support open windows, cooperate with ShelfWindowWatcher. | |
| 27 class ShelfItemDelegateMus : public ShelfItemDelegate { | |
| 28 public: | |
| 29 ShelfItemDelegateMus() {} | |
| 30 ~ShelfItemDelegateMus() override {} | |
| 31 | |
| 32 void SetDelegate(mojom::ShelfItemDelegateAssociatedPtrInfo delegate) { | |
| 33 delegate_.Bind(std::move(delegate)); | |
| 34 } | |
| 35 | |
| 36 bool pinned() const { return pinned_; } | |
| 37 void set_pinned(bool pinned) { pinned_ = pinned; } | |
| 38 | |
| 39 void AddWindow(uint32_t id, const base::string16& title) { | |
| 40 DCHECK(!window_id_to_title_.count(id)); | |
| 41 window_id_to_title_.insert(std::make_pair(id, title)); | |
| 42 } | |
| 43 void RemoveWindow(uint32_t id) { window_id_to_title_.erase(id); } | |
| 44 void SetWindowTitle(uint32_t id, const base::string16& title) { | |
| 45 DCHECK(window_id_to_title_.count(id)); | |
| 46 window_id_to_title_[id] = title; | |
| 47 } | |
| 48 const std::map<uint32_t, base::string16>& window_id_to_title() const { | |
| 49 return window_id_to_title_; | |
| 50 } | |
| 51 | |
| 52 const base::string16& title() { return title_; } | |
| 53 void set_title(const base::string16& title) { title_ = title; } | |
| 54 | |
| 55 private: | |
| 56 // ShelfItemDelegate: | |
| 57 ShelfAction ItemSelected(ui::EventType event_type, | |
| 58 int event_flags, | |
| 59 int64_t display_id, | |
| 60 ShelfLaunchSource source) override { | |
| 61 if (window_id_to_title_.empty()) { | |
| 62 delegate_->LaunchItem(); | |
| 63 return SHELF_ACTION_NEW_WINDOW_CREATED; | |
| 64 } | |
| 65 if (window_id_to_title_.size() == 1) { | |
| 66 // TODO(mash): Activate the window and return | |
| 67 // SHELF_ACTION_WINDOW_ACTIVATED. | |
| 68 NOTIMPLEMENTED(); | |
| 69 } | |
| 70 return SHELF_ACTION_NONE; | |
| 71 } | |
| 72 | |
| 73 ShelfAppMenuItemList GetAppMenuItems(int event_flags) override { | |
| 74 // Return an empty item list to avoid showing an application menu. | |
| 75 return ShelfAppMenuItemList(); | |
| 76 } | |
| 77 | |
| 78 void ExecuteCommand(uint32_t command_id, int event_flags) override { | |
| 79 // This delegate does not support showing an application menu. | |
| 80 NOTIMPLEMENTED(); | |
| 81 } | |
| 82 | |
| 83 void Close() override { NOTIMPLEMENTED(); } | |
| 84 | |
| 85 mojom::ShelfItemDelegateAssociatedPtr delegate_; | |
| 86 bool pinned_ = false; | |
| 87 std::map<uint32_t, base::string16> window_id_to_title_; | |
| 88 base::string16 title_; | |
| 89 | |
| 90 DISALLOW_COPY_AND_ASSIGN(ShelfItemDelegateMus); | |
| 91 }; | |
| 92 | |
| 93 // Returns the ShelfItemDelegateMus instance for the given |shelf_id|. | |
| 94 ShelfItemDelegateMus* GetShelfItemDelegate(ShelfID shelf_id) { | |
| 95 return static_cast<ShelfItemDelegateMus*>( | |
| 96 WmShell::Get()->shelf_model()->GetShelfItemDelegate(shelf_id)); | |
| 97 } | |
| 98 | |
| 99 // Returns an icon image from an SkBitmap, or the default shelf icon image if | |
| 100 // the bitmap is empty. Assumes the bitmap is a 1x icon. | |
| 101 // TODO(jamescook): Support other scale factors. | |
| 102 gfx::ImageSkia GetShelfIconFromBitmap(const SkBitmap& bitmap) { | |
| 103 gfx::ImageSkia icon_image; | |
| 104 if (!bitmap.isNull()) { | |
| 105 icon_image = gfx::ImageSkia::CreateFrom1xBitmap(bitmap); | |
| 106 } else { | |
| 107 // Use default icon. | |
| 108 ResourceBundle& rb = ResourceBundle::GetSharedInstance(); | |
| 109 icon_image = *rb.GetImageSkiaNamed(IDR_DEFAULT_FAVICON); | |
| 110 } | |
| 111 return icon_image; | |
| 112 } | |
| 113 | |
| 114 // Returns the WmShelf instance for the display with the given |display_id|. | |
| 115 WmShelf* GetShelfForDisplay(int64_t display_id) { | |
| 116 // The controller may be null for invalid ids or for displays being removed. | |
| 117 RootWindowController* root_window_controller = | |
| 118 Shell::GetRootWindowControllerWithDisplayId(display_id); | |
| 119 return root_window_controller ? root_window_controller->GetShelf() : nullptr; | |
| 120 } | |
| 121 | |
| 122 } // namespace | |
| 123 | |
| 124 ShelfController::ShelfController() {} | |
| 125 | |
| 126 ShelfController::~ShelfController() {} | |
| 127 | |
| 128 void ShelfController::BindRequest(mojom::ShelfControllerRequest request) { | |
| 129 bindings_.AddBinding(this, std::move(request)); | |
| 130 } | |
| 131 | |
| 132 void ShelfController::NotifyShelfCreated(WmShelf* shelf) { | |
| 133 // Notify observers, Chrome will set alignment and auto-hide from prefs. | |
| 134 int64_t display_id = shelf->GetWindow()->GetDisplayNearestWindow().id(); | |
| 135 observers_.ForAllPtrs([display_id](mojom::ShelfObserver* observer) { | |
| 136 observer->OnShelfCreated(display_id); | |
| 137 }); | |
| 138 } | |
| 139 | |
| 140 void ShelfController::NotifyShelfAlignmentChanged(WmShelf* shelf) { | |
| 141 ShelfAlignment alignment = shelf->alignment(); | |
| 142 int64_t display_id = shelf->GetWindow()->GetDisplayNearestWindow().id(); | |
| 143 observers_.ForAllPtrs( | |
| 144 [alignment, display_id](mojom::ShelfObserver* observer) { | |
| 145 observer->OnAlignmentChanged(alignment, display_id); | |
| 146 }); | |
| 147 } | |
| 148 | |
| 149 void ShelfController::NotifyShelfAutoHideBehaviorChanged(WmShelf* shelf) { | |
| 150 ShelfAutoHideBehavior behavior = shelf->auto_hide_behavior(); | |
| 151 int64_t display_id = shelf->GetWindow()->GetDisplayNearestWindow().id(); | |
| 152 observers_.ForAllPtrs([behavior, display_id](mojom::ShelfObserver* observer) { | |
| 153 observer->OnAutoHideBehaviorChanged(behavior, display_id); | |
| 154 }); | |
| 155 } | |
| 156 | |
| 157 void ShelfController::AddObserver( | |
| 158 mojom::ShelfObserverAssociatedPtrInfo observer) { | |
| 159 mojom::ShelfObserverAssociatedPtr observer_ptr; | |
| 160 observer_ptr.Bind(std::move(observer)); | |
| 161 observers_.AddPtr(std::move(observer_ptr)); | |
| 162 } | |
| 163 | |
| 164 void ShelfController::SetAlignment(ShelfAlignment alignment, | |
| 165 int64_t display_id) { | |
| 166 if (!ash::WmShelf::CanChangeShelfAlignment()) | |
| 167 return; | |
| 168 | |
| 169 WmShelf* shelf = GetShelfForDisplay(display_id); | |
| 170 // TODO(jamescook): The initialization check should not be necessary, but | |
| 171 // otherwise this wrongly tries to set the alignment on a secondary display | |
| 172 // during login before the ShelfLockingManager and ShelfView are created. | |
| 173 if (shelf && shelf->IsShelfInitialized()) | |
| 174 shelf->SetAlignment(alignment); | |
| 175 } | |
| 176 | |
| 177 void ShelfController::SetAutoHideBehavior(ShelfAutoHideBehavior auto_hide, | |
| 178 int64_t display_id) { | |
| 179 WmShelf* shelf = GetShelfForDisplay(display_id); | |
| 180 // TODO(jamescook): The initialization check should not be necessary, but | |
| 181 // otherwise this wrongly tries to set auto-hide state on a secondary display | |
| 182 // during login before the ShelfView is created. | |
| 183 if (shelf && shelf->IsShelfInitialized()) | |
| 184 shelf->SetAutoHideBehavior(auto_hide); | |
| 185 } | |
| 186 | |
| 187 void ShelfController::PinItem( | |
| 188 mojom::ShelfItemPtr item, | |
| 189 mojom::ShelfItemDelegateAssociatedPtrInfo delegate) { | |
| 190 if (app_id_to_shelf_id_.count(item->app_id)) { | |
| 191 ShelfID shelf_id = app_id_to_shelf_id_[item->app_id]; | |
| 192 ShelfItemDelegateMus* item_delegate = GetShelfItemDelegate(shelf_id); | |
| 193 item_delegate->SetDelegate(std::move(delegate)); | |
| 194 item_delegate->set_pinned(true); | |
| 195 return; | |
| 196 } | |
| 197 | |
| 198 ShelfID shelf_id = model_.next_id(); | |
| 199 app_id_to_shelf_id_.insert(std::make_pair(item->app_id, shelf_id)); | |
| 200 shelf_id_to_app_id_.insert(std::make_pair(shelf_id, item->app_id)); | |
| 201 | |
| 202 ShelfItem shelf_item; | |
| 203 shelf_item.type = TYPE_APP_SHORTCUT; | |
| 204 shelf_item.status = STATUS_CLOSED; | |
| 205 shelf_item.image = GetShelfIconFromBitmap(item->image); | |
| 206 shelf_item.title = base::UTF8ToUTF16(item->app_title); | |
| 207 model_.Add(shelf_item); | |
| 208 | |
| 209 std::unique_ptr<ShelfItemDelegateMus> item_delegate = | |
| 210 base::MakeUnique<ShelfItemDelegateMus>(); | |
| 211 item_delegate->SetDelegate(std::move(delegate)); | |
| 212 item_delegate->set_pinned(true); | |
| 213 item_delegate->set_title(shelf_item.title); | |
| 214 model_.SetShelfItemDelegate(shelf_id, std::move(item_delegate)); | |
| 215 } | |
| 216 | |
| 217 void ShelfController::UnpinItem(const std::string& app_id) { | |
| 218 if (!app_id_to_shelf_id_.count(app_id)) | |
| 219 return; | |
| 220 | |
| 221 ShelfID shelf_id = app_id_to_shelf_id_[app_id]; | |
| 222 ShelfItemDelegateMus* item_delegate = GetShelfItemDelegate(shelf_id); | |
| 223 DCHECK(item_delegate->pinned()); | |
| 224 item_delegate->set_pinned(false); | |
| 225 if (item_delegate->window_id_to_title().empty()) { | |
| 226 model_.RemoveItemAt(model_.ItemIndexByID(shelf_id)); | |
| 227 app_id_to_shelf_id_.erase(app_id); | |
| 228 shelf_id_to_app_id_.erase(shelf_id); | |
| 229 } | |
| 230 } | |
| 231 | |
| 232 void ShelfController::SetItemImage(const std::string& app_id, | |
| 233 const SkBitmap& image) { | |
| 234 if (!app_id_to_shelf_id_.count(app_id)) | |
| 235 return; | |
| 236 ShelfID shelf_id = app_id_to_shelf_id_[app_id]; | |
| 237 int index = model_.ItemIndexByID(shelf_id); | |
| 238 DCHECK_GE(index, 0); | |
| 239 ShelfItem item = *model_.ItemByID(shelf_id); | |
| 240 item.image = GetShelfIconFromBitmap(image); | |
| 241 model_.Set(index, item); | |
| 242 } | |
| 243 | |
| 244 } // namespace ash | |
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Chromium Code Reviews
Issue 2736573002:
chromeos: Move files in //ash/common to //ash, part 2 (Closed)
